> Products > Bicycle bolt/nut/screw > > Details
Products
Crank screw/bolt
Products Description
Description:Crank screw for BB
Items: WS-B10S1
Size: M20*1
Weight : 7.5g
Material: aluminum alloy
Color: black,red,gold,blue,silver
Specifications: M20*1,CNC product,Alternative SHIMANO crank fixed screw plastic teeth.